SE-1-12S 1.5A 6V/12V Fully Automatic Battery Maintainer Specially designed for vehicles in storage and cold weather battery maintenance for motorcycle, power sport, and car batteries Microprocessor controlled to automatically adjust the amperage rate to charge and maintain Multi-stage charging for added precision, safety, and battery life Features float-mode monitoring, reverse hook-up protection, and auto-voltage detection Rugged molded plastic case resists gasoline, oil, water, solvents, and acid 1.5-amp charger Has reverse polarity protection Molded with plastic weather proof case Plugs into an electrical wall outlet Can install next to the battery on automobiles, boats, tractors, golf carts, and other equipment